#ifndef _SHAPES_H
#define _SHAPES_H

#include "shape_virtual.h"
#include <iostream>

const double PI = 3.1415926;

class Circle : public ShapeVirtual {
	double r;
public:
	Circle(double r);
	double calculateArea();
	void cout_area();
};

class Rectangle : public ShapeVirtual {
	double width;
	double height;
public:
	Rectangle(double width, double height);
	double calculateArea();
	void cout_area();
};

#endif  //!_SHAPES_H
